Watanuki Tsuyuri

"Whenever I'm around Sacchan, I get really happy. I wonder what that feeling is?"

The only daughter of the owner of the sweets shop and inn "Misoka An" and the childhood friend of Sachikazu. She calls Sachikazu "Sacchan". Both him and Rin live with Tsuyuri's family like the three of them were always siblings. She holds feelings for Sachikazu, and wishes to get married with him. Due to often helping out in "Misoka An", Tsuyuri is good at cleaning and cooking like a housewife.